EXPLANATION OF THE PLATES. 217 



3. Stems irregularly pinnate, leaves serrated^ two-nerved or singly, striated ; 

 capsule short, roundish, lid short; Dioicous. 



Pig. 6. Hypnum Umbeatum. 

 Shady Rock Feather Moss {a) . 



Colour. Yellow green. 



Stems. Long, arched, bi-pinnate, with innovations. 



Leaves (6) . Loosely imbricated, cordate-acuminate, strongly serrate, two- 

 nerved, but not strongly. 

 Capsule. Large, cemuous, lid conical. Winter. 

 Locality. Among stones in Alpine woods. 



Fig. 7. Hypnum Oakesii. 



Mr. Oahes' Feather Moss (a) . 



Colour. Brownish. 



Stems. Arched, irregularly pinnate, branches short and few. 



Leaves (&) . Imbricated, nearly erect, roundish ovate, acuminate, strongly serrated, 



two-nerved at the base, or with one reaching half-way, margin recurved. 

 Capsule. Roundish ovate, cernuous ; not found in Britain. 

 Locality. Near the summit of Ben Lawers. 



Fig. 8. Hypnum brevieostee. 



Short-heahed Water Feather Moss (a) . 



Colour. Grass green. 

 Stems. Erect, irregularly bi-pinnate. 



Leaves (&) . On the stem spreading, squarrosOj cordate ; on the branches ovate- 

 acuminate ; all two-nerved and serrated. 

 Capsule. Lid conical, beak bent down, inclined. Winter, 

 Locality. Mountainous woods. 



